Home / 18,800.13-25,944.45-10,302.12

Finding the Fourth Proportional to 18,800.13, 25,944.45 and 10,302.12

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Solution

The fourth proportional to 18,800.13, 25,944.45 and 10,302.12 is: 14,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,800.13 : 25,944.45 = 10,302.12 : x
  2. Step 2: Convert to fraction form
    18,800.13/25,944.45 = 10,302.12/x
  3. Step 3: Cross multiply
    18,800.13x = 25,944.45 × 10,302.12
  4. Step 4: Simplify right side
    18,800.13x = 267,282,837.23
  5. Step 5: Solve for x
    x = 267,282,837.23/18,800.13
  6. Step 6: Final answer
    x = 14,217.07

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.